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Commit 24e12dc5 authored by Fyodor Kupolov's avatar Fyodor Kupolov
Browse files

Log excessive boot times 

This should help to identify devices that report unusually long
boot_completed timings.

Test: manual
Bug: 32807863
Change-Id: Ic6c7103d43b3e395accb38ec418094bc580c7c40
parent 673de10b

services/core/java/com/android/server/am/UserController.java

+5 −0
Original line number Diff line number Diff line
@@ -259,6 +259,11 @@ final class UserController { 
                    int uptimeSeconds = (int)(SystemClock.elapsedRealtime() / 1000);

                    MetricsLogger.histogram(mInjector.getContext(),

                            "framework_locked_boot_completed", uptimeSeconds);

                    final int MAX_UPTIME_SECONDS = 120;

                    if (uptimeSeconds > MAX_UPTIME_SECONDS) {

                        Slog.wtf("SystemServerTiming",

                                "finishUserBoot took too long. uptimeSeconds=" + uptimeSeconds);

                    }

                }



                mHandler.sendMessage(mHandler.obtainMessage(REPORT_LOCKED_BOOT_COMPLETE_MSG,

services/java/com/android/server/SystemServer.java

+7 −2
Original line number Diff line number Diff line
@@ -381,8 +381,13 @@ public final class SystemServer { 
            Slog.i(TAG, "Enabled StrictMode for system server main thread.");

        }

        if (!mRuntimeRestart && !mFirstBoot) {

            MetricsLogger.histogram(null, "boot_system_server_ready",

                    (int) SystemClock.elapsedRealtime());

            int uptimeMillis = (int) SystemClock.elapsedRealtime();

            MetricsLogger.histogram(null, "boot_system_server_ready", uptimeMillis);

            final int MAX_UPTIME_MILLIS = 60 * 1000;

            if (uptimeMillis > MAX_UPTIME_MILLIS) {

                Slog.wtf("SystemServerTiming",

                        "SystemServer init took too long. uptimeMillis=" + uptimeMillis);

            }

        }



        // Loop forever.